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•
This setting allows you to select or deselect the inverters capabilities to feed back into the grid. Some
net-metering agreements and utilities will not allow power to be fed back into the grid.
Allow Battery to Discharge when PV is Available: This option is automatically determined by setting in "Load
Supply Source (PV is available)".
•
When "Battery" is set as a higher priority than "Grid" in "Load Supply Source (PV is available)", this
option is by default selected.
•
Under Grid-Tie, this option is invalid.
Allow Battery to Discharge when PV is Unavailable: This option is automatically determined by setting in "Load
Supply Source (PV is unavailable)".
•
When "Battery" is higher priority than "Grid" in "Load Supply Source (PV is unavailable)", this option
is by default selected.
•
Under Grid-Tie mode, this option is invalid.
12.4 – Grid-Tie with Backup Setting Choices
Option 1: Grid-Tie with Backup (I)
PV Energy Supply Priority Setting: PV will supply energy in the following order:
1. Battery
2. Loads
3. Grid
Charging Source:
1. PV and Grid (Default): Allows charging of the battery from PV first. If PV source is not sufficient to
charge the battery, the grid will charge the battery also.
2. PV Only: Only allows charging of the battery from PV array. Grid will not be used to charge the
battery.
3. None: No battery charging will be provided from PV or Grid.
Load Supply Source (PV is Available): Loads will be supplied in the following order:
1.
PV
2. Grid
3. Battery
If battery is not fully charged, PV power will charge the battery first. Remaining PV power
generation will supply loads. If it is not sufficient, grid will provide power to the loads. If grid is
not available at the same time, battery will provide back-up to the loads.
Load Supply Source (PV is unavailable): Loads will be supplied in the following order:
1. 1
st
Grid then 2
nd
Battery (Default): Grid will provide power to the loads first, if grid is not available
battery will supply power to loads as back-up.
2. 1
st
Battery then 2
nd
will power the loads.
© SIMPLIPHI POWER
Grid: Battery will provide power to the loads first. If battery voltage is low, the grid
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REV2022007071630
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